[PATCH] D47668: [Driver][Fuchsia] Pass LTO flags to linker

[Petr Hosek via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL333979: [Driver][Fuchsia] Pass LTO flags to linker (authored 
by phosek, committed by ).
Herald added a subscriber: llvm-commits.

Changed prior to commit:
  https://reviews.llvm.org/D47668?vs=149590&id=149893#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D47668

Files:
  cfe/trunk/lib/Driver/ToolChains/Fuchsia.cpp
  cfe/trunk/test/Driver/fuchsia.c


Index: cfe/trunk/test/Driver/fuchsia.c
===================================================================
--- cfe/trunk/test/Driver/fuchsia.c
+++ cfe/trunk/test/Driver/fuchsia.c
@@ -114,3 +114,16 @@
 // RUN:     | FileCheck %s -check-prefix=CHECK-SCUDO-SHARED
 // CHECK-SCUDO-SHARED: "-fsanitize=safe-stack,scudo"
 // CHECK-SCUDO-SHARED: "{{.*[/\\]}}libclang_rt.scudo-x86_64.so"
+
+// RUN: %clang %s -### --target=aarch64-fuchsia \
+// RUN:     -O3 -flto -mcpu=cortex-a53 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-LTO
+// CHECK-LTO: "-plugin-opt=mcpu=cortex-a53"
+// CHECK-LTO: "-plugin-opt=O3"
+
+// RUN: %clang %s -### --target=x86_64-fuchsia \
+// RUN:     -flto=thin -flto-jobs=8 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-THINLTO
+// CHECK-THINLTO: "-plugin-opt=mcpu=x86-64"
+// CHECK-THINLTO: "-plugin-opt=thinlto"
+// CHECK-THINLTO: "-plugin-opt=jobs=8"
Index: cfe/trunk/lib/Driver/ToolChains/Fuchsia.cpp
===================================================================
--- cfe/trunk/lib/Driver/ToolChains/Fuchsia.cpp
+++ cfe/trunk/lib/Driver/ToolChains/Fuchsia.cpp
@@ -100,6 +100,12 @@
 
   ToolChain.AddFilePathLibArgs(Args, CmdArgs);
 
+  if (D.isUsingLTO()) {
+    assert(!Inputs.empty() && "Must have at least one input.");
+    AddGoldPlugin(ToolChain, Args, CmdArgs, Output, Inputs[0],
+                  D.getLTOMode() == LTOK_Thin);
+  }
+
   addSanitizerRuntimes(ToolChain, Args, CmdArgs);
 
   AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);



Index: cfe/trunk/test/Driver/fuchsia.c
===================================================================
--- cfe/trunk/test/Driver/fuchsia.c
+++ cfe/trunk/test/Driver/fuchsia.c
@@ -114,3 +114,16 @@
 // RUN:     | FileCheck %s -check-prefix=CHECK-SCUDO-SHARED
 // CHECK-SCUDO-SHARED: "-fsanitize=safe-stack,scudo"
 // CHECK-SCUDO-SHARED: "{{.*[/\\]}}libclang_rt.scudo-x86_64.so"
+
+// RUN: %clang %s -### --target=aarch64-fuchsia \
+// RUN:     -O3 -flto -mcpu=cortex-a53 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-LTO
+// CHECK-LTO: "-plugin-opt=mcpu=cortex-a53"
+// CHECK-LTO: "-plugin-opt=O3"
+
+// RUN: %clang %s -### --target=x86_64-fuchsia \
+// RUN:     -flto=thin -flto-jobs=8 2>&1 \
+// RUN:     | FileCheck %s -check-prefix=CHECK-THINLTO
+// CHECK-THINLTO: "-plugin-opt=mcpu=x86-64"
+// CHECK-THINLTO: "-plugin-opt=thinlto"
+// CHECK-THINLTO: "-plugin-opt=jobs=8"
Index: cfe/trunk/lib/Driver/ToolChains/Fuchsia.cpp
===================================================================
--- cfe/trunk/lib/Driver/ToolChains/Fuchsia.cpp
+++ cfe/trunk/lib/Driver/ToolChains/Fuchsia.cpp
@@ -100,6 +100,12 @@
 
   ToolChain.AddFilePathLibArgs(Args, CmdArgs);
 
+  if (D.isUsingLTO()) {
+    assert(!Inputs.empty() && "Must have at least one input.");
+    AddGoldPlugin(ToolChain, Args, CmdArgs, Output, Inputs[0],
+                  D.getLTOMode() == LTOK_Thin);
+  }
+
   addSanitizerRuntimes(ToolChain, Args, CmdArgs);
 
   AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);

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